Fiber Directory

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Darn Tough✕

Merino wool socks (blended with nylon for durability) made in Northfield, Vermont, with a lifetime guarantee.

Orfama✕

Portuguese fully-fashioned knitwear factory producing for major brands and chains in cashmere, merino, silk and fine cottons including Pima and Sea Island.

ALUMO✕

Swiss shirting-fabric maker using extra-long-staple Supima and Sea Island cotton, plus cashmere and linen blends, woven at partner mills.

Aclima✕

Norwegian wool brand making merino wool base layers, thermal underwear, fleece-wool layers and beanies, using New Zealand merino knitted in its own Estonian facility.

TypeBrandManufacturerMillBrand
LocationNorthfield, Vermont, USBraga, PTHerisau, CHDrammen, NO
FibersMerinoCashmere · Merino · Wool · Cotton · SilkCotton · Organic cotton · Linen · CashmereMerino · Wool
MakesSocksKnitwearFabric & yarnBase layers, Underwear, Tops & tees, Accessories, Baby & kids
Services—Knitting, DyeingWeaving—
Entry price$$ · Pair of socks $24.00——$$$ · Base layer top $104
Min. orderNot statedNot statedNot statedNot stated
CertifiedNone listedNone listedGOTSNone listed
NaturalNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blendsNot 100%. Some blends
Founded2004—19181939